The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 12, 1994
Filed:
Feb. 22, 1993
Gerolamo Delfino, Savona, IT;
Milena Debenedetti, Savona, IT;
Marco Bucci, Genoa, IT;
Dino Ferrari, Millesimo, IT;
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Abstract
Light-sensitive silver halide photographic elements are disclosed comprising a support and silver halide emulsion layer or layers, wherein at least one of said silver halide emulsion layers contains tabular silver halide grains having an average diameter:thickness ratio of at least 3:1 and highly deionized gelatin and wherein said photographic elements show a swelling index lower than 140% and a melting time of from 45 to 120 minutes. The light-sensitive materials can be advantageously developed in hardener free developer and used in high temperature super rapid processing in automatic processors which include transporting rollers and have good physical and photographic characteristics.